Add --projects cli flag to black-primer (#2555)

[etc/vim.git] / plugin / black.vim

diff --git a/plugin/black.vim b/plugin/black.vim
index 34f30c532f006d0ea0f0411a59170c60b3666f16..90d2047790b2ba2e916b4cae3e18518117334b01 100644 (file)
--- a/plugin/black.vim
+++ b/plugin/black.vim
@@ -2,7 +2,7 @@
 " Author: Łukasz Langa
 " Created: Mon Mar 26 23:27:53 2018 -0700
 " Requires: Vim Ver7.0+
-" Version:  1.1
+" Version:  1.2
 "
 " Documentation:
 "   This plugin formats Python files.
@@ -12,19 +12,30 @@
 "    - initial version
 "  1.1:
 "    - restore cursor/window position after formatting
+"  1.2:
+"    - use autoload script
 
 if v:version < 700 || !has('python3')
-    echo "This script requires vim7.0+ with Python 3.6 support."
+    func! __BLACK_MISSING()
+        echo "The black.vim plugin requires vim7.0+ with Python 3.6 support."
+    endfunc
+    command! Black :call __BLACK_MISSING()
+    command! BlackUpgrade :call __BLACK_MISSING()
+    command! BlackVersion :call __BLACK_MISSING()
     finish
 endif
 
 if exists("g:load_black")
-   finish
+  finish
 endif
 
 let g:load_black = "py1.0"
 if !exists("g:black_virtualenv")
-  let g:black_virtualenv = "~/.vim/black"
+  if has("nvim")
+    let g:black_virtualenv = "~/.local/share/nvim/black"
+  else
+    let g:black_virtualenv = "~/.vim/black"
+  endif
 endif
 if !exists("g:black_fast")
   let g:black_fast = 0
@@ -33,98 +44,29 @@ if !exists("g:black_linelength")
   let g:black_linelength = 88
 endif
 if !exists("g:black_skip_string_normalization")
-  let g:black_skip_string_normalization = 0
+  if exists("g:black_string_normalization")
+    let g:black_skip_string_normalization = !g:black_string_normalization
+  else
+    let g:black_skip_string_normalization = 0
+  endif
+endif
+if !exists("g:black_quiet")
+  let g:black_quiet = 0
+endif
+if !exists("g:black_target_version")
+  let g:black_target_version = ""
 endif
 
-python3 << endpython3
-import sys
-import vim
-
-def _get_python_binary(exec_prefix):
-  if sys.platform[:3] == "win":
-    return exec_prefix / 'python.exe'
-  return exec_prefix / 'bin' / 'python3'
-
-def _get_pip(venv_path):
-  if sys.platform[:3] == "win":
-    return venv_path / 'Scripts' / 'pip.exe'
-  return venv_path / 'bin' / 'pip'
-
-def _get_virtualenv_site_packages(venv_path, pyver):
-  if sys.platform[:3] == "win":
-    return venv_path / 'Lib' / 'site-packages'
-  return venv_path / 'lib' / f'python{pyver[0]}.{pyver[1]}' / 'site-packages'
-
-def _initialize_black_env(upgrade=False):
-  pyver = sys.version_info[:2]
-  if pyver < (3, 6):
-    print("Sorry, Black requires Python 3.6+ to run.")
-    return False
-
-  from pathlib import Path
-  import subprocess
-  import venv
-  virtualenv_path = Path(vim.eval("g:black_virtualenv")).expanduser()
-  virtualenv_site_packages = str(_get_virtualenv_site_packages(virtualenv_path, pyver))
-  first_install = False
-  if not virtualenv_path.is_dir():
-    print('Please wait, one time setup for Black.')
-    _executable = sys.executable
-    try:
-      sys.executable = str(_get_python_binary(Path(sys.exec_prefix)))
-      print(f'Creating a virtualenv in {virtualenv_path}...')
-      print('(this path can be customized in .vimrc by setting g:black_virtualenv)')
-      venv.create(virtualenv_path, with_pip=True)
-    finally:
-      sys.executable = _executable
-    first_install = True
-  if first_install:
-    print('Installing Black with pip...')
-  if upgrade:
-    print('Upgrading Black with pip...')
-  if first_install or upgrade:
-    subprocess.run([str(_get_pip(virtualenv_path)), 'install', '-U', 'black'], stdout=subprocess.PIPE)
-    print('DONE! You are all set, thanks for waiting ✨ 🍰 ✨')
-  if first_install:
-    print('Pro-tip: to upgrade Black in the future, use the :BlackUpgrade command and restart Vim.\n')
-  if sys.path[0] != virtualenv_site_packages:
-    sys.path.insert(0, virtualenv_site_packages)
-  return True
-
-if _initialize_black_env():
-  import black
-  import time
-
-def Black():
-  start = time.time()
-  fast = bool(int(vim.eval("g:black_fast")))
-  line_length = int(vim.eval("g:black_linelength"))
-  mode = black.FileMode.AUTO_DETECT
-  if bool(int(vim.eval("g:black_skip_string_normalization"))):
-    mode |= black.FileMode.NO_STRING_NORMALIZATION
-  if vim.current.buffer.name.endswith('.pyi'):
-    mode |= black.FileMode.PYI
-  buffer_str = '\n'.join(vim.current.buffer) + '\n'
-  try:
-    new_buffer_str = black.format_file_contents(buffer_str, line_length=line_length, fast=fast, mode=mode)
-  except black.NothingChanged:
-    print(f'Already well formatted, good job. (took {time.time() - start:.4f}s)')
-  except Exception as exc:
-    print(exc)
-  else:
-    cursor = vim.current.window.cursor
-    vim.current.buffer[:] = new_buffer_str.split('\n')[:-1]
-    vim.current.window.cursor = cursor
-    print(f'Reformatted in {time.time() - start:.4f}s.')
-
-def BlackUpgrade():
-  _initialize_black_env(upgrade=True)
-
-def BlackVersion():
-  print(f'Black, version {black.__version__} on Python {sys.version}.')
-
-endpython3
+function BlackComplete(ArgLead, CmdLine, CursorPos)
+  return [
+\    'target_version=py27',
+\    'target_version=py36',
+\    'target_version=py37',
+\    'target_version=py38',
+\    'target_version=py39',
+\  ]
+endfunction
 
-command! Black :py3 Black()
-command! BlackUpgrade :py3 BlackUpgrade()
-command! BlackVersion :py3 BlackVersion()
+command! -nargs=* -complete=customlist,BlackComplete Black :call black#Black(<f-args>)
+command! BlackUpgrade :call black#BlackUpgrade()
+command! BlackVersion :call black#BlackVersion()